40529496 has 128 divisors (see below), whose sum is σ = 128148480. Its totient is φ = 10407936.

The previous prime is 40529477. The next prime is 40529497. The reversal of 40529496 is 69492504.

40529496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40529497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65380 + ... + 65996.

It is an arithmetic number, because the mean of its divisors is an integer number (1001160).

Almost surely, 2^40529496 is an apocalyptic number.

40529496 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40529496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64074240).

40529496 is an abundant number, since it is smaller than the sum of its proper divisors (87618984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40529496 is a wasteful number, since it uses less digits than its factorization.

40529496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 40529496 is about 6366.2780335138. The cubic root of 40529496 is about 343.4976216494.

The spelling of 40529496 in words is "forty million, five hundred twenty-nine thousand, four hundred ninety-six".